最后，在分析和模拟波列及按SIWEH方法模拟波群以后，提出用试算法模拟波群。
Finally, the authors, after analyzing and simulating wave trains and reproducing wave groups by means of SIWEH method, put forward the trial-calc…
或者换句话说，脉宽调制是一种调制技术，为发电可变脉冲宽度为代表的幅值输入模拟信号或波。
In other words, pulse width modulation is a modulation technique for generating variable width pulses to represent the amplitude of an input analog signal or wave.
电力系统故障模拟与分析系统是一套集故障模拟、录波、分析等功能于一体的微机应用软件包。
Power System fault Simulation and Analysis System is a PCbased software package which includes fault simulating, data acquiring and analyzing.
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